Eufy Security Wi-Fi Video Doorbell 2K Resolution No Monthly Fees, Secure Local Storage Human Detection 2-Way Audio Free Wireless Chime-Requires Existing Doorbell Wires ( brand new/sealed box, only one in stock, hurry! ) 10% off every order of $100.00+ A Crystal-Clear 2K Image: High Definition 2560 x 1920 resolution, combined with our advanced HDR and Distortion Correction, ensures video is recorded in 2x the quality. No Hidden Costs: Designed to protect your home as well as your wallet, eufy security products are one-time purchases that combine security with convenience. Respond in Real-Time: Speak directly to anyone who approaches your front door via two-way audio. Tell your friends to come round the back or that you have just run out to get some milk. The Alerts Which Matter: With AI technology and our sophisticated algorithm, the camera intelligently detects body shape and face pattern. Ensuring you are only alerted when a human, and not a stray cat, is at the door. Free Electronic Chime Included: Supports 8 fun and holiday-themed ringtones and adjustable volume level. Note: The doorbell requires Existing Doorbell Wires at 16-24 VAC, 30 VA, or above.